Company lists · Data refreshed September 2026

Top 25 Nonprofit executive search services based in the United States

Name: Nonprofit executive search services based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 2,804 companies tracked

RevenueBase identified 2,804 nonprofit executive search services headquartered in the United States as of September 2026 and tracks 37,104 professional contacts across them, including 14,082 with verified work emails. New York is the largest hub.

This list covers nonprofit executive search services headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review

2,804Companies

37,104Contacts tracked

14,082Verified emails

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The 25 largest nonprofit executive search services based in the United States

Ranked by team size

Top 25 of 2,804 nonprofit executive search services based in the United States, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to nonprofit executive search services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Heidrick & Struggles	Strong evidence	Chicago, IL, United StatesHQ checked Sep 29, 2026	1,001-5,000	3,376 contacts →
	Strong evidence “Heidrick & Struggles is the premier provider of executive search, corporate culture and leadership consulting services.” Source: RevenueBase Database · checked Sep 29, 2026
2	Spencer Stuart	Indirect evidence	Chicago, IL, United StatesHQ checked Sep 29, 2026	1,001-5,000	2,889 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026
3	Boyden	Indirect evidence	Tarrytown, NY, United StatesHQ checked Sep 29, 2026	1,001-5,000	939 contacts →
	Indirect evidence “Transforming today’s organisations with tomorrow’s leaders.” Source: RevenueBase Database · checked Sep 29, 2026
4	True Search	Strong evidence	Philadelphia, PA, United StatesHQ checked Sep 29, 2026	501-1,000	807 contacts →
	Strong evidence “True is modernizing executive hiring by combining global search expertise with the True AI Capability Index™, the industry’s only methodology for assessing candidate adaptability…” Source: RevenueBase Database · checked Sep 29, 2026
5	Stanton Chase Executive Search & Leadership Consultants	Indirect evidence	Austin, TX, United StatesHQ checked Sep 29, 2026	501-1,000	766 contacts →
	Indirect evidence “Great organizations need exceptional leaders.” Source: RevenueBase Database · checked Sep 29, 2026
6	DHR Global	Strong evidence	Chicago, IL, United StatesHQ checked Sep 29, 2026	501-1,000	656 contacts →
	Strong evidence “For more than 35 years, DHR has been a leading provider of executive search, leadership consulting and emerging leader search solutions, serving more than 60 markets around the…” Source: RevenueBase Database · checked Sep 29, 2026
7	PNP Staffing Group	Partial evidence	New York, NY, United StatesHQ checked Sep 29, 2026	n/a	486 contacts →
	Partial evidence “PNP Staffing Group believes in the power of nonprofits to make a difference, and we provide the staff to help make that difference.” Source: RevenueBase Database · checked Sep 29, 2026
8	Wittkieffer	Strong evidence	Oak Brook, IL, United StatesHQ checked Sep 29, 2026	201-500	474 contacts →
	Strong evidence “WittKieffer is the premier executive search and leadership advisory firm developing impactful leadership teams for organizations that improve quality of life.” Source: RevenueBase Database · checked Sep 29, 2026
9	jja.co	Partial evidence	Beverly Hills, CA, United StatesHQ checked Sep 29, 2026	n/a	442 contacts →
	Partial evidence “JJA is a team of executive headhunters specializing in swift, discreet, drama-free placements across the innovation economy.” Source: RevenueBase Database · checked Sep 29, 2026
10	Nonprofit Hr, Powered By Onedigital	Partial evidence	Washington, DC, United StatesHQ checked Sep 29, 2026	10001+	300 contacts →
	Partial evidence “Nonprofit HR was founded with one goal in mind: to strengthen the social impact sector by strengthening its people.” Source: RevenueBase Database · checked Sep 29, 2026
11	DSG Global	Strong evidence	Philadelphia, PA, United StatesHQ checked Sep 29, 2026	201-500	261 contacts →
	Strong evidence “DSG Global is an award-winning executive search and consulting firm that partners with clients to cultivate the talent and leadership they need to navigate today and thrive…” Source: RevenueBase Database · checked Sep 29, 2026
12	Isaacson, Miller	Strong evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	201-500	250 contacts →
	Strong evidence “Isaacson, Miller is one of the nation's premier executive search firms serving organizations that advance the public good.” Source: RevenueBase Database · checked Sep 29, 2026
13	CSG Talent	Indirect evidence	Tampa, FL, United StatesHQ checked Sep 29, 2026	51-200	240 contacts →
	Indirect evidence “CSG Talent is Your Partner in Building a Future-Proofed Leadership Team Our large global team spans over 28 industries, with niche sector specialists working vertically within…” Source: RevenueBase Database · checked Sep 29, 2026
14	Arabella Advisors	Partial evidence	Washington, DC, United StatesHQ checked Sep 29, 2026	201-500	227 contacts →
	Partial evidence “Arabella Advisors is a professional services firm that provides administrative, operational, and strategic support to nonprofits, foundations, and individual donors.” Source: RevenueBase Database · checked Sep 29, 2026
15	Neerinfo Solutions	Strong evidence	Raleigh, NC, United StatesHQ checked Sep 29, 2026	201-500	209 contacts →
	Strong evidence “Neer Info Solutions is a boutique executive search firm and has been in the search industry since 2005.” Source: RevenueBase Database · checked Sep 29, 2026
16	Signium	Indirect evidence	Chicago, IL, United StatesHQ checked Sep 29, 2026	51-200	156 contacts →
	Indirect evidence “What got us here won’t get us there… Business today is more volatile and unpredictable than ever.” Source: RevenueBase Database · checked Sep 29, 2026
17	Vida Group International	Strong evidence	Austin, TX, United StatesHQ checked Sep 29, 2026	51-200	138 contacts →
	Strong evidence “Vida Group International is a world-class executive search firm trusted by leading companies to find exceptional senior talent across industries and borders.” Source: RevenueBase Database · checked Sep 29, 2026
18	Uber Search Partners	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 29, 2026	11-50	129 contacts →
	Partial evidence “As a matter of practice, UBER Search Partners does not post most of our C-Level searches.” Source: RevenueBase Database · checked Sep 29, 2026
19	BWF	Partial evidence	Usa, United StatesHQ checked Sep 29, 2026	51-200	125 contacts →
	Partial evidence “BWF Zuri is the nonprofit sector’s most comprehensive fundraising consulting company, helping organizations thrive in a rapidly changing landscape.” Source: RevenueBase Database · checked Sep 29, 2026
20	Modern Executive Solutions	Partial evidence	Atlanta, GA, United StatesHQ checked Sep 29, 2026	51-200	121 contacts →
	Partial evidence “Modern Executive Solutions helps organizations and leaders shape what’s next.” Source: RevenueBase Database · checked Sep 29, 2026
21	Fusion Staffing Partners	Strong evidence	Summit, NJ, United StatesHQ checked Sep 29, 2026	n/a	121 contacts →
	Strong evidence “Founded in 2007 and headquartered in northern New Jersey, Fusion Staffing Partners is an executive search firm dedicated to the Financial, Business and Professional Services…” Source: RevenueBase Database · checked Sep 29, 2026
22	NGS Global	Indirect evidence	Wilmington, DE, United StatesHQ checked Sep 29, 2026	51-200	119 contacts →
	Indirect evidence “With more than 30 offices across the Americas, Europe, Asia-Pacific, Africa and the Middle East, NGS Global provides the extensive resources of major global leadership advisory…” Source: RevenueBase Database · checked Sep 29, 2026
23	August Leadership	Indirect evidence	New York, NY, United StatesHQ checked Sep 29, 2026	201-500	116 contacts →
	Indirect evidence “We solve talent leadership challenges.” Source: RevenueBase Database · checked Sep 29, 2026
24	Goldsmith & CO	Indirect evidence	New York, NY, United StatesHQ checked Sep 29, 2026	11-50	114 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026
25	Charles Aris Executive Search	Strong evidence	Greensboro, NC, United StatesHQ checked Sep 29, 2026	51-200	112 contacts →
	Strong evidence “Charles Aris is an executive search firm headquartered in Greensboro, North Carolina.” Source: RevenueBase Database · checked Sep 29, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: nonprofit executive search services. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names nonprofit executive search services.
Partial evidence: Its own public description names part of nonprofit executive search services, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name nonprofit executive search services. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 2,804 nonprofit executive search services based in the United States

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Nonprofit executive search services based in the United States at a glance

As of Sep 29, 2026

38.0%Verified-email coverage

13.2Average contacts per company

1-10Median size (employees)

7.5%Largest-city concentration · New York

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

2,073

11-50

586

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 2,804 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among nonprofit executive search services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in the United States whose own description of what they do matches “nonprofit executive search services”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names nonprofit executive search services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among nonprofit executive search services, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every listed company carries at least one verified work email, 14,082 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 29, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Nonprofit executive search services by metro

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names nonprofit executive search services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many nonprofit executive search services are there based in the United States?

RevenueBase identified 2,804 nonprofit executive search services headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Heidrick & Struggles, headquartered in Chicago, tops this list with the largest team on record.

Which city has the most nonprofit executive search services?

New York leads with 210 headquartered companies, followed by Chicago (120) and Atlanta (79).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 14,082 verified decision-maker contacts tracked across these 2,804 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.